Stamper



FIG. 1 is a perspective view of a stamper embodying my design;

FIG. 2 is a view similar to FIG. 1 but illustrating the stamper with a cap separated therefrom;

FIG. 3 is a front view of FIG. 1;

FIG. 4 is a rear view of FIG. 1;

FIG. 5 is a top plan view of FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1;

FIG. 7 is a left side view of FIG. 1;

FIG. 8 is a bottom view of the stamper with the cap removed; and,

FIG. 9 is a top plan view of the cap. 

The ornamental design for a stamper, as shown and described. 